package collection;

import java.util.LinkedList;

public class LinkedListDemo {
    public static void main(String[] args) {
        /*LinkedList<Integer> list = new LinkedList<>();
        list.add(100);
        list.add(200);
        list.addFirst(500);
        list.addLast(600);
        System.out.println("list: " + list);
        int first=list.getFirst();
        int last=list.getLast();
        System.out.println("first: " + first+", last: " + last);
        list.removeFirst();
        list.removeLast();
        System.out.println("list: " + list);*/
        int a=10;
        a/=3;
        System.out.println(a);
        char b='A'+1;
    }
}
